请教大侠怎样在美国销售光学仪器（上海光学仪器厂）

来源: 铁蚕豆于 2014-12-14 19:48:28 [旧帖] [给我悄悄话] 本文已被阅读：次

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请教大侠 怎样在美国销售光学仪器（上海光学仪器厂）